Please answer these two questions and SHOW ALL YOUR WORK! Thank you, will leave good review ?

5. [/4 Points] DETAILS LARCALCE'I7 15.2.015. 0/100 Submissions Used MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Consider the following. C: counterclockwise around the triangle with vertices (0, 0), (1, 0), and (0, 1), starting at (0, 0) (a) Find a piecewise smooth parametrization of the path C. r(t)= 15:52 (b) Evaluate / (X + 7W) d5. c Need Help? 6. [-/1 Points] DETAILS LARCALCE17 15.2.024. 0/100 Submissions Used MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the total mass of two turns of a spring with density p in the shape of the circular helix below. r(t) : 7cos(t)i + 7sin(t)j + 3tk 1109 y. Z) = Z Need Help